I do the kernel use the .config backup before. The same 2.4.20.And system is stable.Now is woody(stable). But,just 2 days ago,my system use the kernel is ok. Today,i apt-get install kernel-source-2.4.20,and compile, Some times,show this: ====================================================================== Jun 8 07:49:17 XL kernel: Unable to handle kernel NULL pointer dereference at virtual address 0000005c Jun 8 07:49:17 XL kernel: printing eip: Jun 8 07:49:17 XL kernel: c019a6c5 Jun 8 07:49:17 XL kernel: *pde = 00000000 Jun 8 07:49:17 XL kernel: Oops: 0000 Jun 8 07:49:17 XL kernel: CPU: 0 Jun 8 07:49:17 XL kernel: EIP: 0010:[<c019a6c5>] Not tainted Jun 8 07:49:17 XL kernel: EFLAGS: 00010213 Jun 8 07:49:17 XL kernel: eax: 00000001 ebx: 00000000 ecx: dfda1000 edx: 00000000 Jun 8 07:49:17 XL kernel: esi: dfda19a8 edi: 00000001 ebp: 00000000 esp: dfcaff50 Jun 8 07:49:17 XL kernel: ds: 0018 es: 0018 ss: 0018 Jun 8 07:49:17 XL kernel: Process bash (pid: 307, stackpage=dfcaf000) Jun 8 07:49:17 XL kernel: Stack: dfda1000 dfda1000 c019aaaf dfda1000 c0295826 dfda1000 00000133 00000001 Jun 8 07:49:17 XL kernel: 00000000 dfda1000 dfcb0040 00000002 00000000 c019ad2a dfda1000 c019ada7 Jun 8 07:49:17 XL kernel: dfda1000 dffe7200 40170344 dfcae000 c011366b 00000001 dfcae000 40170344 Jun 8 07:49:17 XL kernel: Call Trace: [<c019aaaf>] [<c019ad2a>] [<c019ada7>] [<c011366b>] [<c01136ee>] Jun 8 07:49:17 XL kernel: [<c0106bd3>] Jun 8 07:49:17 XL kernel: Jun 8 07:49:17 XL kernel: Code: 39 4a 5c 0f 44 d8 8b 12 39 f2 75 f1 66 83 79 1a 04 75 1e 66 ============================================================ I checked there is no pid 307 thread running.
And the .config is my kernel config file. Thanks 1st. ------------------------------------------------- 欢迎使用大连理工大学web邮件系统: http://mail.dlut.edu.cn
.config
Description: Binary data
